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Feit-Thompson conjecture

nt.number-theory gr.group-theory rt.representation-theory asked Sep 13, 2017 at 9:32

mathoverflow.net

29 votes

Number of irreducible representations of a finite group over a field of characteristic 0

co.combinatorics rt.representation-theory finite-groups asked Nov 4, 2018 at 11:43

mathoverflow.net

22 votes

On permanents and determinants of finite groups

gr.group-theory rt.representation-theory determinants characters permanent asked Jun 21, 2020 at 8:34

mathoverflow.net

21 votes

Characteristic polynomial of the Gcd matrix

nt.number-theory linear-algebra matrices polynomials asked Jun 29, 2020 at 19:54

mathoverflow.net

21 votes

Are Erdős polynomials irreducible?

nt.number-theory polynomials asked Oct 6, 2021 at 14:06

mathoverflow.net

19 votes

Number of real roots of irreducible polynomials that are solvable by radicals

nt.number-theory algebraic-number-theory galois-theory asked May 10, 2020 at 19:46

mathoverflow.net

19 votes

Combinatorics problem related to Motzkin numbers with prize money I

co.combinatorics rt.representation-theory sequences-and-series asked Aug 8, 2017 at 17:41

mathoverflow.net

18 votes

What are the periodic Dyck paths?

co.combinatorics rt.representation-theory linear-algebra matrices homological-algebra asked Jun 23, 2018 at 18:31

mathoverflow.net

18 votes

Galois groups of special polynomials

polynomials finite-groups algebraic-number-theory galois-theory asked May 15, 2020 at 12:27

mathoverflow.net

18 votes

Conjectures in the representation theory of the symmetric group

reference-request gr.group-theory rt.representation-theory homological-algebra symmetric-groups asked Apr 8, 2024 at 7:13

mathoverflow.net

Top Answers

Noteworthy, but not so famous conjectures resolved recent years

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Reference request: a tale of two mathematicians

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Roadmap to learning the classification of finite simple groups

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Why the stable module category?

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For what modules is the endomorphism ring a division ring?

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Reference request: the theory of currents

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Global homological dimension of group rings

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Some interesting and elementary topics with connections to the representation theory?

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Which of the proofs of the fundamental theorem of algebra can actually produce bounds on where the roots are?

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A second course in the representation theory

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For which spaces $S^n$ ($n\geq 2$) is a universal covering space?

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Are eigenvalues preserved under derived equivalence?

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Closed formulas for the character of the symmetric group

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Representations of products of symmetric groups

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Proposals for polymath projects

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The most outrageous (or ridiculous) conjectures in mathematics

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Big finitistic dimension of finite dimensional algebra

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Symmetry is Morita Invariant

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Early examples of mathematicians publishing (from home) in a foreign language?

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Example of a ring where every module of finite projective dimension is free?

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Name for abelian category in which every short exact sequence splits

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Tame-Wild dichotomy; why can't tame algebras be wild?

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Structure theorem for artinian modules?

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Quiver with two objects and two arrows composing to zero

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Is this quiver with relations of finite representation type

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Finite dimensional algebras over $\mathbb{Q}$

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Auslander–Reiten quiver

math.stackexchange.com

Adjoints for radical and socle functors

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Is it true that $A$ is Morita equivalent with $M_I(A)$

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Is a Morita equivalent functor an exact functor(Module protective direct sum) ?

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